drivers/net/wireless/intel/iwlwifi/dvm/agn.h

   1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
   2 /*
   3  * Copyright (C) 2005-2014, 2021, 2024 Intel Corporation
   4  */
   5 #ifndef __iwl_agn_h__
   6 #define __iwl_agn_h__
   7
   8 #include "iwl-config.h"
   9
  10 #include "dev.h"
  11
  12 /* The first 11 queues (0-10) are used otherwise */
  13 #define IWLAGN_FIRST_AMPDU_QUEUE        11
  14
  15 /* AUX (TX during scan dwell) queue */
  16 #define IWL_AUX_QUEUE           10
  17
  18 #define IWL_INVALID_STATION     255
  19
  20 /* device operations */
  21 extern const struct iwl_dvm_cfg iwl_dvm_1000_cfg;
  22 extern const struct iwl_dvm_cfg iwl_dvm_2000_cfg;
  23 extern const struct iwl_dvm_cfg iwl_dvm_105_cfg;
  24 extern const struct iwl_dvm_cfg iwl_dvm_2030_cfg;
  25 extern const struct iwl_dvm_cfg iwl_dvm_5000_cfg;
  26 extern const struct iwl_dvm_cfg iwl_dvm_5150_cfg;
  27 extern const struct iwl_dvm_cfg iwl_dvm_6000_cfg;
  28 extern const struct iwl_dvm_cfg iwl_dvm_6005_cfg;
  29 extern const struct iwl_dvm_cfg iwl_dvm_6050_cfg;
  30 extern const struct iwl_dvm_cfg iwl_dvm_6030_cfg;
  31
  32
  33 #define TIME_UNIT               1024
  34
  35 /*****************************************************
  36 * DRIVER STATUS FUNCTIONS
  37 ******************************************************/
  38 #define STATUS_RF_KILL_HW       0
  39 #define STATUS_CT_KILL          1
  40 #define STATUS_ALIVE            2
  41 #define STATUS_READY            3
  42 #define STATUS_EXIT_PENDING     5
  43 #define STATUS_STATISTICS       6
  44 #define STATUS_SCANNING         7
  45 #define STATUS_SCAN_ABORTING    8
  46 #define STATUS_SCAN_HW          9
  47 #define STATUS_FW_ERROR         10
  48 #define STATUS_CHANNEL_SWITCH_PENDING 11
  49 #define STATUS_SCAN_COMPLETE    12
  50 #define STATUS_POWER_PMI        13
  51
  52 struct iwl_ucode_capabilities;
  53
  54 extern const struct ieee80211_ops iwlagn_hw_ops;
  55
  56 static inline void iwl_set_calib_hdr(struct iwl_calib_hdr *hdr, u8 cmd)
  57 {
  58         hdr->op_code = cmd;
  59         hdr->first_group = 0;
  60         hdr->groups_num = 1;
  61         hdr->data_valid = 1;
  62 }
  63
  64 void iwl_down(struct iwl_priv *priv);
  65 void iwl_cancel_deferred_work(struct iwl_priv *priv);
  66 void iwlagn_prepare_restart(struct iwl_priv *priv);
  67 void iwl_rx_dispatch(struct iwl_op_mode *op_mode, struct napi_struct *napi,
  68                      struct iwl_rx_cmd_buffer *rxb);
  69
  70 bool iwl_check_for_ct_kill(struct iwl_priv *priv);
  71
  72 void iwlagn_lift_passive_no_rx(struct iwl_priv *priv);
  73
  74 /* MAC80211 */
  75 struct ieee80211_hw *iwl_alloc_all(void);
  76 int iwlagn_mac_setup_register(struct iwl_priv *priv,
  77                               const struct iwl_ucode_capabilities *capa);
  78 void iwlagn_mac_unregister(struct iwl_priv *priv);
  79
  80 /* commands */
  81 int iwl_dvm_send_cmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd);
  82 int iwl_dvm_send_cmd_pdu(struct iwl_priv *priv, u8 id,
  83                          u32 flags, u16 len, const void *data);
  84
  85 /* RXON */
  86 void iwl_connection_init_rx_config(struct iwl_priv *priv,
  87                                    struct iwl_rxon_context *ctx);
  88 int iwlagn_set_pan_params(struct iwl_priv *priv);
  89 int iwlagn_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
  90 void iwlagn_set_rxon_chain(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
  91 int iwlagn_mac_config(struct ieee80211_hw *hw, u32 changed);
  92 void iwlagn_bss_info_changed(struct ieee80211_hw *hw,
  93                              struct ieee80211_vif *vif,
  94                              struct ieee80211_bss_conf *bss_conf,
  95                              u64 changes);
  96 void iwlagn_config_ht40(struct ieee80211_conf *conf,
  97                         struct iwl_rxon_context *ctx);
  98 void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_config *ht_conf);
  99 void iwl_set_rxon_channel(struct iwl_priv *priv, struct ieee80211_channel *ch,
 100                          struct iwl_rxon_context *ctx);
 101 void iwl_set_flags_for_band(struct iwl_priv *priv,
 102                             struct iwl_rxon_context *ctx,
 103                             enum nl80211_band band,
 104                             struct ieee80211_vif *vif);
 105
 106 /* uCode */
 107 int iwl_send_bt_env(struct iwl_priv *priv, u8 action, u8 type);
 108 void iwl_send_prio_tbl(struct iwl_priv *priv);
 109 int iwl_init_alive_start(struct iwl_priv *priv);
 110 int iwl_run_init_ucode(struct iwl_priv *priv);
 111 int iwl_load_ucode_wait_alive(struct iwl_priv *priv,
 112                               enum iwl_ucode_type ucode_type);
 113 int iwl_send_calib_results(struct iwl_priv *priv);
 114 int iwl_calib_set(struct iwl_priv *priv,
 115                   const struct iwl_calib_cmd *cmd, size_t len);
 116 void iwl_calib_free_results(struct iwl_priv *priv);
 117 int iwl_dump_nic_event_log(struct iwl_priv *priv, bool full_log,
 118                             char **buf);
 119 int iwlagn_hw_valid_rtc_data_addr(u32 addr);
 120
 121 /* lib */
 122 int iwlagn_send_tx_power(struct iwl_priv *priv);
 123 void iwlagn_temperature(struct iwl_priv *priv);
 124 int iwlagn_txfifo_flush(struct iwl_priv *priv, u32 scd_q_msk);
 125 void iwlagn_dev_txfifo_flush(struct iwl_priv *priv);
 126 int iwlagn_send_beacon_cmd(struct iwl_priv *priv);
 127 int iwl_send_statistics_request(struct iwl_priv *priv,
 128                                 u8 flags, bool clear);
 129
 130 static inline const struct ieee80211_supported_band *iwl_get_hw_mode(
 131                         struct iwl_priv *priv, enum nl80211_band band)
 132 {
 133         return priv->hw->wiphy->bands[band];
 134 }
 135
 136 #ifdef CONFIG_PM_SLEEP
 137 int iwlagn_send_patterns(struct iwl_priv *priv,
 138                          struct cfg80211_wowlan *wowlan);
 139 int iwlagn_suspend(struct iwl_priv *priv, struct cfg80211_wowlan *wowlan);
 140 #endif
 141
 142 /* rx */
 143 int iwlagn_hwrate_to_mac80211_idx(u32 rate_n_flags, enum nl80211_band band);
 144 void iwl_setup_rx_handlers(struct iwl_priv *priv);
 145 void iwl_chswitch_done(struct iwl_priv *priv, bool is_success);
 146
 147
 148 /* tx */
 149 int iwlagn_tx_skb(struct iwl_priv *priv,
 150                   struct ieee80211_sta *sta,
 151                   struct sk_buff *skb);
 152 int iwlagn_tx_agg_start(struct iwl_priv *priv, struct ieee80211_vif *vif,
 153                         struct ieee80211_sta *sta, u16 tid, u16 *ssn);
 154 int iwlagn_tx_agg_oper(struct iwl_priv *priv, struct ieee80211_vif *vif,
 155                         struct ieee80211_sta *sta, u16 tid, u8 buf_size);
 156 int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif,
 157                        struct ieee80211_sta *sta, u16 tid);
 158 int iwlagn_tx_agg_flush(struct iwl_priv *priv, struct ieee80211_vif *vif,
 159                         struct ieee80211_sta *sta, u16 tid);
 160 void iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv,
 161                                    struct iwl_rx_cmd_buffer *rxb);
 162 void iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb);
 163
 164 static inline u32 iwl_tx_status_to_mac80211(u32 status)
 165 {
 166         status &= TX_STATUS_MSK;
 167
 168         switch (status) {
 169         case TX_STATUS_SUCCESS:
 170         case TX_STATUS_DIRECT_DONE:
 171                 return IEEE80211_TX_STAT_ACK;
 172         case TX_STATUS_FAIL_DEST_PS:
 173         case TX_STATUS_FAIL_PASSIVE_NO_RX:
 174                 return IEEE80211_TX_STAT_TX_FILTERED;
 175         default:
 176                 return 0;
 177         }
 178 }
 179
 180 static inline bool iwl_is_tx_success(u32 status)
 181 {
 182         status &= TX_STATUS_MSK;
 183         return (status == TX_STATUS_SUCCESS) ||
 184                (status == TX_STATUS_DIRECT_DONE);
 185 }
 186
 187 u8 iwl_toggle_tx_ant(struct iwl_priv *priv, u8 ant_idx, u8 valid);
 188
 189 /* scan */
 190 void iwlagn_post_scan(struct iwl_priv *priv);
 191 int iwl_force_rf_reset(struct iwl_priv *priv, bool external);
 192 void iwl_init_scan_params(struct iwl_priv *priv);
 193 int iwl_scan_cancel(struct iwl_priv *priv);
 194 void iwl_scan_cancel_timeout(struct iwl_priv *priv, unsigned long ms);
 195 void iwl_force_scan_end(struct iwl_priv *priv);
 196 void iwl_internal_short_hw_scan(struct iwl_priv *priv);
 197 void iwl_setup_rx_scan_handlers(struct iwl_priv *priv);
 198 void iwl_setup_scan_deferred_work(struct iwl_priv *priv);
 199 void iwl_cancel_scan_deferred_work(struct iwl_priv *priv);
 200 int __must_check iwl_scan_initiate(struct iwl_priv *priv,
 201                                    struct ieee80211_vif *vif,
 202                                    enum iwl_scan_type scan_type,
 203                                    enum nl80211_band band);
 204
 205 /* For faster active scanning, scan will move to the next channel if fewer than
 206  * PLCP_QUIET_THRESH packets are heard on this channel within
 207  * ACTIVE_QUIET_TIME after sending probe request.  This shortens the dwell
 208  * time if it's a quiet channel (nothing responded to our probe, and there's
 209  * no other traffic).
 210  * Disable "quiet" feature by setting PLCP_QUIET_THRESH to 0. */
 211 #define IWL_ACTIVE_QUIET_TIME       cpu_to_le16(10)  /* msec */
 212 #define IWL_PLCP_QUIET_THRESH       cpu_to_le16(1)  /* packets */
 213
 214 #define IWL_SCAN_CHECK_WATCHDOG         (HZ * 15)
 215
 216
 217 /* bt coex */
 218 void iwlagn_send_advance_bt_config(struct iwl_priv *priv);
 219 void iwlagn_bt_rx_handler_setup(struct iwl_priv *priv);
 220 void iwlagn_bt_setup_deferred_work(struct iwl_priv *priv);
 221 void iwlagn_bt_cancel_deferred_work(struct iwl_priv *priv);
 222 void iwlagn_bt_coex_rssi_monitor(struct iwl_priv *priv);
 223 void iwlagn_bt_adjust_rssi_monitor(struct iwl_priv *priv, bool rssi_ena);
 224
 225 static inline bool iwl_advanced_bt_coexist(struct iwl_priv *priv)
 226 {
 227         return priv->lib->bt_params &&
 228                priv->lib->bt_params->advanced_bt_coexist;
 229 }
 230
 231 #ifdef CONFIG_IWLWIFI_DEBUG
 232 const char *iwl_get_tx_fail_reason(u32 status);
 233 const char *iwl_get_agg_tx_fail_reason(u16 status);
 234 #else
 235 static inline const char *iwl_get_tx_fail_reason(u32 status) { return ""; }
 236 static inline const char *iwl_get_agg_tx_fail_reason(u16 status) { return ""; }
 237 #endif
 238
 239
 240 /* station management */
 241 int iwlagn_manage_ibss_station(struct iwl_priv *priv,
 242                                struct ieee80211_vif *vif, bool add);
 243 #define IWL_STA_DRIVER_ACTIVE BIT(0) /* driver entry is active */
 244 #define IWL_STA_UCODE_ACTIVE  BIT(1) /* ucode entry is active */
 245 #define IWL_STA_UCODE_INPROGRESS  BIT(2) /* ucode entry is in process of
 246                                             being activated */
 247 #define IWL_STA_LOCAL BIT(3) /* station state not directed by mac80211;
 248                                 (this is for the IBSS BSSID stations) */
 249 #define IWL_STA_BCAST BIT(4) /* this station is the special bcast station */
 250
 251
 252 void iwl_restore_stations(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
 253 void iwl_clear_ucode_stations(struct iwl_priv *priv,
 254                               struct iwl_rxon_context *ctx);
 255 void iwl_dealloc_bcast_stations(struct iwl_priv *priv);
 256 int iwl_get_free_ucode_key_offset(struct iwl_priv *priv);
 257 int iwl_send_add_sta(struct iwl_priv *priv,
 258                      struct iwl_addsta_cmd *sta, u8 flags);
 259 int iwl_add_station_common(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
 260                            const u8 *addr, bool is_ap,
 261                            struct ieee80211_sta *sta, u8 *sta_id_r);
 262 int iwl_remove_station(struct iwl_priv *priv, const u8 sta_id,
 263                        const u8 *addr);
 264 void iwl_deactivate_station(struct iwl_priv *priv, const u8 sta_id,
 265                             const u8 *addr);
 266 u8 iwl_prep_station(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
 267                     const u8 *addr, bool is_ap, struct ieee80211_sta *sta);
 268
 269 int iwl_send_lq_cmd(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
 270                     struct iwl_link_quality_cmd *lq, u8 flags, bool init);
 271 void iwl_add_sta_callback(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb);
 272 int iwl_sta_update_ht(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
 273                       struct ieee80211_sta *sta);
 274
 275 bool iwl_is_ht40_tx_allowed(struct iwl_priv *priv,
 276                             struct iwl_rxon_context *ctx,
 277                             struct ieee80211_sta *sta);
 278
 279 static inline int iwl_sta_id(struct ieee80211_sta *sta)
 280 {
 281         if (WARN_ON(!sta))
 282                 return IWL_INVALID_STATION;
 283
 284         return ((struct iwl_station_priv *)sta->drv_priv)->sta_id;
 285 }
 286
 287 int iwlagn_alloc_bcast_station(struct iwl_priv *priv,
 288                                struct iwl_rxon_context *ctx);
 289 int iwlagn_add_bssid_station(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
 290                              const u8 *addr, u8 *sta_id_r);
 291 int iwl_remove_default_wep_key(struct iwl_priv *priv,
 292                                struct iwl_rxon_context *ctx,
 293                                struct ieee80211_key_conf *key);
 294 int iwl_set_default_wep_key(struct iwl_priv *priv,
 295                             struct iwl_rxon_context *ctx,
 296                             struct ieee80211_key_conf *key);
 297 int iwl_restore_default_wep_keys(struct iwl_priv *priv,
 298                                  struct iwl_rxon_context *ctx);
 299 int iwl_set_dynamic_key(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
 300                         struct ieee80211_key_conf *key,
 301                         struct ieee80211_sta *sta);
 302 int iwl_remove_dynamic_key(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
 303                            struct ieee80211_key_conf *key,
 304                            struct ieee80211_sta *sta);
 305 void iwl_update_tkip_key(struct iwl_priv *priv,
 306                          struct ieee80211_vif *vif,
 307                          struct ieee80211_key_conf *keyconf,
 308                          struct ieee80211_sta *sta, u32 iv32, u16 *phase1key);
 309 int iwl_sta_tx_modify_enable_tid(struct iwl_priv *priv, int sta_id, int tid);
 310 int iwl_sta_rx_agg_start(struct iwl_priv *priv, struct ieee80211_sta *sta,
 311                          int tid, u16 ssn);
 312 int iwl_sta_rx_agg_stop(struct iwl_priv *priv, struct ieee80211_sta *sta,
 313                         int tid);
 314 void iwl_sta_modify_sleep_tx_count(struct iwl_priv *priv, int sta_id, int cnt);
 315 int iwl_update_bcast_station(struct iwl_priv *priv,
 316                              struct iwl_rxon_context *ctx);
 317 int iwl_update_bcast_stations(struct iwl_priv *priv);
 318
 319 /* rate */
 320 static inline u32 iwl_ant_idx_to_flags(u8 ant_idx)
 321 {
 322         return BIT(ant_idx) << RATE_MCS_ANT_POS;
 323 }
 324
 325 static inline u8 iwl_hw_get_rate(__le32 rate_n_flags)
 326 {
 327         return le32_to_cpu(rate_n_flags) & RATE_MCS_RATE_MSK;
 328 }
 329
 330 static inline __le32 iwl_hw_set_rate_n_flags(u8 rate, u32 flags)
 331 {
 332         return cpu_to_le32(flags|(u32)rate);
 333 }
 334
 335 int iwl_alive_start(struct iwl_priv *priv);
 336
 337 #ifdef CONFIG_IWLWIFI_DEBUG
 338 void iwl_print_rx_config_cmd(struct iwl_priv *priv,
 339                              enum iwl_rxon_context_id ctxid);
 340 #else
 341 static inline void iwl_print_rx_config_cmd(struct iwl_priv *priv,
 342                                            enum iwl_rxon_context_id ctxid)
 343 {
 344 }
 345 #endif
 346
 347 /* status checks */
 348
 349 static inline int iwl_is_ready(struct iwl_priv *priv)
 350 {
 351         /* The adapter is 'ready' if READY EXIT_PENDING is not set */
 352         return test_bit(STATUS_READY, &priv->status) &&
 353                !test_bit(STATUS_EXIT_PENDING, &priv->status);
 354 }
 355
 356 static inline int iwl_is_alive(struct iwl_priv *priv)
 357 {
 358         return test_bit(STATUS_ALIVE, &priv->status);
 359 }
 360
 361 static inline int iwl_is_rfkill(struct iwl_priv *priv)
 362 {
 363         return test_bit(STATUS_RF_KILL_HW, &priv->status);
 364 }
 365
 366 static inline int iwl_is_ctkill(struct iwl_priv *priv)
 367 {
 368         return test_bit(STATUS_CT_KILL, &priv->status);
 369 }
 370
 371 static inline int iwl_is_ready_rf(struct iwl_priv *priv)
 372 {
 373         if (iwl_is_rfkill(priv))
 374                 return 0;
 375
 376         return iwl_is_ready(priv);
 377 }
 378
 379 static inline void iwl_dvm_set_pmi(struct iwl_priv *priv, bool state)
 380 {
 381         if (state)
 382                 set_bit(STATUS_POWER_PMI, &priv->status);
 383         else
 384                 clear_bit(STATUS_POWER_PMI, &priv->status);
 385         iwl_trans_set_pmi(priv->trans, state);
 386 }
 387
 388 /**
 389  * iwl_parse_eeprom_data - parse EEPROM data and return values
 390  *
 391  * @trans: ransport we're parsing for, for debug only
 392  * @cfg: device configuration for parsing and overrides
 393  * @eeprom: the EEPROM data
 394  * @eeprom_size: length of the EEPROM data
 395  *
 396  * This function parses all EEPROM values we need and then
 397  * returns a (newly allocated) struct containing all the
 398  * relevant values for driver use. The struct must be freed
 399  * later with iwl_free_nvm_data().
 400  */
 401 struct iwl_nvm_data *
 402 iwl_parse_eeprom_data(struct iwl_trans *trans, const struct iwl_cfg *cfg,
 403                       const u8 *eeprom, size_t eeprom_size);
 404
 405 int iwl_read_eeprom(struct iwl_trans *trans, u8 **eeprom, size_t *eeprom_size);
 406
 407 #ifdef CONFIG_IWLWIFI_DEBUGFS
 408 void iwl_dbgfs_register(struct iwl_priv *priv, struct dentry *dbgfs_dir);
 409 #else
 410 static inline void iwl_dbgfs_register(struct iwl_priv *priv,
 411                                       struct dentry *dbgfs_dir) { }
 412 #endif /* CONFIG_IWLWIFI_DEBUGFS */
 413
 414 #ifdef CONFIG_IWLWIFI_DEBUG
 415 #define IWL_DEBUG_QUIET_RFKILL(m, fmt, args...) \
 416 do {                                                                    \
 417         if (!iwl_is_rfkill((m)))                                        \
 418                 IWL_ERR(m, fmt, ##args);                                \
 419         else                                                            \
 420                 __iwl_err((m)->dev,                                     \
 421                           iwl_have_debug_level(IWL_DL_RADIO) ?          \
 422                                 IWL_ERR_MODE_RFKILL :                   \
 423                                 IWL_ERR_MODE_TRACE_ONLY,                \
 424                           fmt, ##args);                                 \
 425 } while (0)
 426 #else
 427 #define IWL_DEBUG_QUIET_RFKILL(m, fmt, args...) \
 428 do {                                                                    \
 429         if (!iwl_is_rfkill((m)))                                        \
 430                 IWL_ERR(m, fmt, ##args);                                \
 431         else                                                            \
 432                 __iwl_err((m)->dev, IWL_ERR_MODE_TRACE_ONLY,            \
 433                           fmt, ##args);                                 \
 434 } while (0)
 435 #endif                          /* CONFIG_IWLWIFI_DEBUG */
 436
 437 #endif /* __iwl_agn_h__ */